"We just got one that's 11 meters per second."
"He got hurt. He was a punt returner, standing still as he got hit."
As two biokinetic engineers recount a video analysis of head-to-head football collisions, the dangers of the sport emerge.
"From my experience in auto safety, that's an incredible speed," said David Viano, PhD, a General Motors (GM) safety engineer who serves on a National Football League (NFL) committee studying concussions. In fact, 11 meters per second is a speed for cars, not people: 25 mph.
Vastag B. Football Brain Injuries Draw Increased Scrutiny. JAMA. 2002;287(4):437-439. doi:10.1001/jama.287.4.437